6568668 has 24 divisors (see below), whose sum is σ = 17030160. Its totient is φ = 2189520.

The previous prime is 6568657. The next prime is 6568669. The reversal of 6568668 is 8668656.

6568668 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6568669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30303 + ... + 30518.

It is an arithmetic number, because the mean of its divisors is an integer number (709590).

Almost surely, 2^6568668 is an apocalyptic number.

It is an amenable number.

6568668 is an abundant number, since it is smaller than the sum of its proper divisors (10461492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6568668 is a wasteful number, since it uses less digits than its factorization.

6568668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60834 (or 60826 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 6568668 is about 2562.9412790776. The cubic root of 6568668 is about 187.2804470149.

The spelling of 6568668 in words is "six million, five hundred sixty-eight thousand, six hundred sixty-eight".